Commands by bartman (2)

What's this?

commandlinefu.com is the place to record those command-line gems that you return to again and again. That way others can gain from your CLI wisdom and you from theirs too. All commands can be commented on, discussed and voted up or down.

Share Your Commands


Check These Out

ubuntu tasksel
The command tasksel allows the choice of packages from the command line to get predefined configurations for specific services (usually this option is offered during installation).

Print CPU load in percent
Faster then all other commands here at cmdlinefu with the same purpose.

Which processes are listening on a specific port (e.g. port 80)
swap out "80" for your port of interest. Can use port number or named ports e.g. "http"

Check RAM size
Check RAM size

Override and update your locally modified files through cvs..

Prepend a text to a file.
The original command is great, but I often want to prepend to every line.

Remove duplicate lines whilst keeping empty lines and order
Remove duplicate lines whilst keeping order and empty lines

make directory with current date

Display list of available printers

Locking and unlocking files and mailboxes
Programs for locking and unlocking files and mailboxes.This package includes several programs to safely lock and unlock files and mailboxes from the command line. These include: lockfile-create lockfile-remove lockfile-touchlock mail-lock mail-unlock mail-touchlock These programs use liblockfile to perform the file locking and unlocking, so they are guaranteed compatible with Debian's file locking policies.


Stay in the loop…

Follow the Tweets.

Every new command is wrapped in a tweet and posted to Twitter. Following the stream is a great way of staying abreast of the latest commands. For the more discerning, there are Twitter accounts for commands that get a minimum of 3 and 10 votes - that way only the great commands get tweeted.

» http://twitter.com/commandlinefu
» http://twitter.com/commandlinefu3
» http://twitter.com/commandlinefu10

Subscribe to the feeds.

Use your favourite RSS aggregator to stay in touch with the latest commands. There are feeds mirroring the 3 Twitter streams as well as for virtually every other subset (users, tags, functions,…):

Subscribe to the feed for: